/Shell/Bash/Convert capital letters to lowercase in shell script

Convert capital letters to lowercase in shell script

Bash how to convert text to lowercase or uppercase

# Basic syntax:
tolower(string)
toupper(string)

# Example usage:
awk '{print tolower($0)}' input_file
# This prints every row ($0) converted to lowercase

awk '{print toupper($3)}' input_file
# This would print the third field ($3) converted to uppercase

Source: thomas-cokelaer.info

Convert capital letters to lowercase in shell script

x="HELLO"
echo $x  # HELLO

y=${x,,}
echo $y  # hello

z=${y^^}
echo $z  # HELLO

Source: stackoverflow.com

Similar codes

0 vote211 views1 answer
How to check bash runs with sudo
Shell/Bash
0 vote284 views1 answer
How to kill vscode linux
Shell/Bash
0 vote187 views1 answer
Pip not able to upgrade
Shell/Bash
0 vote198 views1 answer
Nvcc not working after installing cuda
Shell/Bash
1 vote166 views1 answer
Macbook pro mac address
Shell/Bash
4 votes208 views2 answers
Remove a folder in linux command
Shell/Bash
0 vote148 views1 answer
Source vimrc from the web
Shell/Bash
6 votes183 views1 answer
Checking globally installed packages
Shell/Bash
1 vote180 views1 answer
Bash check if file is empty
Shell/Bash
0 vote173 views1 answer
Mac console dir
Shell/Bash